PRE_INSERT in forms standard columns
:pur_invoices.entry_date := sysdate
gen_pkg.get_terminal_info(:pur_invoices.terminal, :pur_invoices.os_user);
--
:pur_invoices.user_id := :parameter.p_user_id;
--
:pur_invoices.company_id := :parameter.p_company_id;
--
select nvl(max(invoice_no), 0) + 1
into :pur_invoices.invoice_no
from pur_invoices;